Week11
void setup(){ size(600,500); } void draw(){ background(255); for(int i=0;i<4;i++){ for (int j=0;j<6;j++){ rect(j*100,i*100,100,100); } } }
畫出學生座位的格子
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void setup(){ size(600,500); } void draw(){ background(255); for(int i=0;i<4;i++){ for (int j=0;j<6;j++){ fill(#F5B4B4); rect(j*100,i*100,100,100); fill(0); text("Hello",j*100+25,i*100+50); } } }-2用亂數決定每個座位上的數字 random(40)出來的值是浮點數，會出錯 須強制轉換成整數 int(random(40))void setup(){ size(600,500); for(int i=0;i<4;i++){ for (int j=0;j<6;j++){ value[i][j] = int(random(40)); } } } int [][] value = new int[4][6]; void draw(){ background(255); for(int i=0;i<4;i++){ for (int j=0;j<6;j++){ fill(#F5B4B4); rect(j*100,i*100,100,100); fill(0); text(value[i][j],j*100+25,i*100+50); } } }仍可能遇到重複數字void setup(){ size(600,500); for(int i=0;i<4;i++){ for (int j=0;j<6;j++){ value[i][j] = i*6+j +10; //從10開始，數字不重複 } } for(int k=0;k<200;k++){ int i=int(random(4)), j=int(random(6)); int i2=int(random(4)), j2=int(random(6)); int temp = value[i][j]; value [i][j] = value[i2][j2]; value[i2][j2] = temp; } } int [][] value = new int[4][6]; void draw(){ background(255); for(int i=0;i<4;i++){ //y for (int j=0;j<6;j++){ //x fill(#F5B4B4); rect(j*100,i*100,100,100); fill(0); text(value[i][j],j*100+25,i*100+50); } } }-3
切換關卡(場景)int state = 0; // 0: white, 1: red, 2: blue void setup(){ size(400,400); } void draw(){ if(state==0){ //第0關,白色 background(255); }else if(state==1){ //第1關,紅色 background(255,0,0); }else if(state==2){ //第2關,藍色 background(0,0,255); } }-4按下滑鼠 > 從第0關 跳至 第1關 > 白色背景變紅色↓-5用鍵盤移動方塊，當方塊重合時，直接切換至第2關藍色背景int state = 0; // 0: white, 1: red, 2: blue void setup(){ size(400,400); textSize(50); } int x = 50, y = 50; void draw(){ if(state==0){ //第0關,白色 background(255); fill(0);text("Click to Start",80,200); }else if(state==1){ //第1關,紅色 background(255,0,0); fill(255);rect(300,50,50,50); fill(128);rect(x,y,50,50); }else if(state==2){ //第2關,藍色 background(0,0,255); } } void mousePressed(){ if(state==0)state=1; } void keyPressed(){ if(state==1 && keyCode==RIGHT){ x += 10; if(x==300)state=2; } }程式碼不斷循環，需重置數值關卡才能繼續運行int state = 0; // 0: white, 1: red, 2: blue void setup(){ size(400,400); textSize(50); } int x = 50, y = 50, t = 100; void draw(){ if(state==0){ //第0關,白色 background(255); fill(0);text("Click to Start",80,200); x = 50; }else if(state==1){ //第1關,紅色 background(255,0,0); fill(255);rect(300,50,50,50); fill(128);rect(x,y,50,50); t = 100; }else if(state==2){ //第2關,藍色 (倒數10秒) background(0,0,255); fill(255,255,0); text("Wait "+t,80,200); t--; if(t==0)state = 0; } } void mousePressed(){ if(state==0)state=1; } void keyPressed(){ if(state==1 && keyCode==RIGHT){ x += 10; if(x==300)state=2; } }找一張籃球機的圖片，posX、Y 起始投球位置 做出投球的拋物線PImage imgRack; void setup(){ size(300,330); imgRack = loadImage("rack.jpg"); } void draw(){ background(255); image(imgRack,0,0); if(mousePressed){ fill(255);ellipse(posX,posY,20,20); line(posX,posY,mouseX,mouseY,20,20); } fill(#FFA652);ellipse(mouseX,mouseY,20,20); } float posX = -100, posY = -100; void mousePressed(){ posX = mouseX; posY = mouseY; }原始圖片用boolean控制，flying開始以重力飛行 else flying = false 拉滑鼠的 x y值 拉完滑鼠放開 flying >> truePImage imgRack; void setup(){ size(300,330); imgRack = loadImage("rack.jpg"); } void draw(){ background(255); image(imgRack,0,0); if(flying){ x += vx; y += vy; vy += 0.98; }else{ x = mouseX; y = mouseY; if(mousePressed){ fill(255);ellipse(posX,posY,20,20); line(posX,posY,x,y); } } fill(#FFA652);ellipse(x,y,20,20); } boolean flying = false; float x, y, vx, vy; float posX = -100, posY = -100;void mousePressed(){ x = posX = mouseX; y = posY = mouseY; flying = false; }void mouseReleased(){vx = posX - mouseX; vy = posY - mouseY; flying = true; }如何GAME OVER，滑鼠按下任意鍵 遊戲停止PImage imgRack; void setup(){ size(300,330); imgRack = loadImage("rack.jpg"); } boolean gameOver = false; void keyPressed(){ gameOver = true; } void draw(){ background(255); image(imgRack,0,0); if(flying){ if(! gameOver){ x += vx; y += vy; vy += 0.98; } }else{ x = mouseX; y = mouseY; if(mousePressed){ fill(255);ellipse(posX,posY,20,20); line(posX,posY,x,y); } } fill(#FFA652);ellipse(x,y,20,20); } boolean flying = false; float x, y, vx, vy; float posX = -100, posY = -100; void mousePressed(){ x = posX = mouseX; y = posY = mouseY; flying = false; } void mouseReleased(){ vx = posX - mouseX; vy = posY - mouseY; flying = true; }隨機產生地雷int [][]mine = new int[9][9]; void setup(){ size(450, 450); for (int i=0; i<9; i++) mine[i][0]=9; for (int k=0; k<1000; k++){ int i = int(random(9)), j = int(random(9)); int i2 = int(random(9)), j2 = int(random(9)); int tmp = mine[i][j]; mine[i][j] = mine[i2][j2]; mine[i2][j2] = tmp; } for (int i=0; i<9; i++){ for (int j=0; j<9; j++){ // 遇到紅色的地雷附近要+1 if (mine[i][j]==9){ addNumber(i-1, j-1); addNumber(i-1, j); addNumber(i-1, j+1); addNumber(i, j-1); addNumber(i, j); // 自己本身 addNumber(i, j+1); addNumber(i+1, j-1); addNumber(i+1, j); addNumber(i+1, j+1); } } } } void addNumber(int i, int j){ if (i<0 || j<0 || i>=9 || j>=9) return; // 超過範圍不做事 if (mine[i][j]!=9) mine[i][j]++; // 不是地雷就+1 } void draw(){ for (int i=0; i<9; i++){ for (int j=0; j<9; j++){ if (mine[i][j]==9) fill(255, 128, 128); else fill(255); rect(j*50, i*50, 45, 45); if (mine[i][j]!=0){ fill(0); text(" "+mine[i][j], j*50+23, i*50+23, 45, 45); } } } }
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